This standard specifies the sampling, inspection and determination of inspection results for import and export current transformers. This standard is applicable to the inspection of inlet and outlet current transformers with a frequency of 15 Hz to 100 Hz and used for electrical measuring instruments and electrical protection devices.
SN/T 1093-2013 history
2013SN/T 1093-2013 Rules for the inspection of current transformers for import and export
2002SN/T 1093-2002 Rules for the inspection of current transformers for import and export